Patent US3355911A successfully refreshed from Google Patents.
US3355911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp-knitting machine
Assignee: VEB WIRKMASCHINENBAU LIMBACH-OBERFROHNA
•
Filing: 1965-01-06
•
Granted: 1967-12-05
•
Expires: 1985-01-06
Abstract
No abstract record available.
Inventors
- 👤 Landgraf Hugo Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:55
CPC Classifications
D; D04; D04B; D04B23/00; D04B23/02; D04B39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A WARP-KNITTING MACHINE COMPRISING, COMBINATION, TWO ROWS OF RECIPROCABLE EYE NEEDLES ADAPTED FOR MUTUAL LOOP TRANSFER, A NEEDLE BAR FOR EACH ROW OF SAID EYE NEEDLES, MEANS FOR INDEPENDENTLY RECIPROCATING EACH NEEDLE BAR SUBSTANTIALLY AT RIGHT ANGLES WITH RESPECT TO ONE ANOTHER, SAID EYE NEEDLES BEING OBLIQUELY BENT OFF WITH RESPECT TO SAID NEEDLE BARS TOWARD ONE DIRECTION IN ONE ROW AND TOWARD THE OPPOSITE DIRECTION IN THE OTHER ROW, EACH NEEDLE HAVING A SHAFT PORTION AND A FRONT PORTION SUBSTANTIALLY COAXIAL THEREWITH, AND EACH NEEDLE HAVING A DEPRESSION BETWEEN SAID SHAFT AND FRONT PORTIONS, SAID DEPRESSIONS BEING ON THAT SIDE OF SAID EYE NEEDLES TOWARD WHICH SAID EYE NEEDLES ARE BENT OFF, SAID ENDS OF
Claim 2
Dependent Claim
116 words
A WARP-KNITTING MACHINE COMPRISING, COMBINATION, TWO ROWS OF RECIPROCABLE EYE NEEDLES ADAPTED FOR MUTUAL LOOP TRANSFER, A NEEDLE BAR FOR EACH ROW OF SAID EYE NEEDLES, MEANS FOR INDEPENDENTLY RECIPROCATING EACH NEEDLE BAR SUBSTANTIALLY AT RIGHT ANGLES WITH RESPECT TO ONE ANOTHER, SAID EYE NEEDLES BEING OBLIQUELY BENT OFF WITH RESPECT TO SAID NEEDLE BARS TOWARD ONE DIRECTION IN ONE ROW AND TOWARD THE OPPOSITE DIRECTION IN THE OTHER ROW, EACH NEEDLE HAVING A SHAFT PORTION AND A FRONT PORTION SUBSTANTIALLY COAXIAL THEREWITH, AND EACH NEEDLE HAVING A DEPRESSION BETWEEN SAID SHAFT AND FRONT PORTIONS, SAID DEPRESSIONS BEING ON THAT SIDE OF SAID EYE NEEDLES TOWARD WHICH SAID EYE NEEDLES ARE BENT OFF, SAID ENDS OF
References Cited (Backward Citations)
US3041861A
Cited
US1286349A
Cited
US2733583A
Cited
US3068676A
Cited
US3008314A
Cited
US3066510A
Cited
US3143868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |